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Old 7th Apr 2010, 19:59
  #21 (permalink)  
spannersatKL
 
Join Date: Aug 2007
Location: East England
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Most operators of 747s I have worked with its 4 1 2 3....
4 for Brakes (Also Electrical Power, ESS Bus from this side)
1 for Steering/Brakes, Also powers other side of sync bus.
2 (Brakes again!!) Proper Redundancy there eh!
Then 3
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